Source : Webster's Revised Unabridged Dictionary (1913)

Shaman \Sha"man\, n. [From the native name.]
   A priest of Shamanism; a wizard among the Shamanists.

Source : WordNet®

shaman
     n : in societies practicing shamanism: one acting as a medium
         between the visible and spirit worlds; practices sorcery
         for healing or divination [syn: {priest-doctor}]